Content
FFSearcher.dll
- Type
- Trojan
- SubType
- -
- Discovery Date
- 07/03/2009
- Length
- 49,152 bytes
- Minimum DAT
- 5665 (07/03/2009)
- Updated DAT
- 5665 (07/03/2009)
- Minimum Engine
- 5.1.00
- Description Added
- 07/03/2009
- Description Modified
- 07/03/2009 12:19 AM (PT)
Tab Navigation
Characteristics
The dll is dropped to the following location and injected into svchost.exe process:
- %system%\netcfgx.dll:Zone.Identifier
The following files are also dropped and loaded them as system drivers. The files are then deleted:
- %windows%\win32k.sys:1
- %windows%\win32k.sys:2
The following registry value are modified to make the dll loaded on windows startup:
- HKEY_CLASSES_ROOT\CLSID\{5B035261-40F9-11D1-AAEC-00805FC1270E}\InProcServer32 "(Default)"=%system%\netcfgx.dll:Zone.Identifier
The trojan contacts wxtr812.com to get config info and saves the data to the following file:
- %Documents and Settings%\All Users\Documents\gifnoc.xtx
It then moniters the web browser and attempts to redirect searches in Google to the site in config file.
Symptoms
- Presence of aforementioned file and registry values.
- Presence of connections to the aforementioned address.
Method of Infection
The file is dropped by FFSearcher
Removal
All Users
:
Use specified engine and DAT files
for detection. For repair to complete, the system must be rebooted.
Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the current engine and DAT combination (or higher), older engines may not be able to remove all registry keys created by this threat.
Variants
Variants
N/A
All Information
Overview -
This detection is for DLL components dropped by FFSearcher
Characteristics
Characteristics -
The dll is dropped to the following location and injected into svchost.exe process:
- %system%\netcfgx.dll:Zone.Identifier
The following files are also dropped and loaded them as system drivers. The files are then deleted:
- %windows%\win32k.sys:1
- %windows%\win32k.sys:2
The following registry value are modified to make the dll loaded on windows startup:
- HKEY_CLASSES_ROOT\CLSID\{5B035261-40F9-11D1-AAEC-00805FC1270E}\InProcServer32 "(Default)"=%system%\netcfgx.dll:Zone.Identifier
The trojan contacts wxtr812.com to get config info and saves the data to the following file:
- %Documents and Settings%\All Users\Documents\gifnoc.xtx
It then moniters the web browser and attempts to redirect searches in Google to the site in config file.
Symptoms
Symptoms -
- Presence of aforementioned file and registry values.
- Presence of connections to the aforementioned address.
Method of Infection
Method of Infection -
The file is dropped by FFSearcher
Removal -
Removal -
All Users
:
Use specified engine and DAT files
for detection. For repair to complete, the system must be rebooted.
Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the current engine and DAT combination (or higher), older engines may not be able to remove all registry keys created by this threat.
Additional Windows ME/XP removal considerations
Variants
Variants -
N/A
